What is the best math tuition for my P6 child?

Iwent and tried F9 to A1 Academy, once I heard the teacher Mr Nelson talk to me about their teaching methods and their students improving 4 ALs in only one term I knew that he is the only one who can help my boy to excel and get good results for Psle. We went to the tuition for 6 months now and for both maths and science my son has received remarks from his school teachers on his big improvement and now he is very confident in using Mr Nelson's methods